11867989

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1$

素因数の和:253

約数の個数: 32

約数和(自身を含む): 15724800

約数和(自身を除く): 3856811

約数列:

[1, 7, 17, 19, 29, 119, 133, 181, 203, 323, 493, 551, 1267, 2261, 3077, 3439, 3451, 3857, 5249, 9367, 21539, 24073, 36743, 58463, 65569, 89233, 99731, 409241, 624631, 698117, 1695427, 11867989]

約数ペア:

[(1, 11867989), (7, 1695427), (17, 698117), (19, 624631), (29, 409241), (119, 99731), (133, 89233), (181, 65569), (203, 58463), (323, 36743), (493, 24073), (551, 21539), (1267, 9367), (2261, 5249), (3077, 3857), (3439, 3451)]